str1 = 'abcdefg' #7
list1 = [10, 20, 30, 40, 50]  #5
t1 = (10, 20, 30, 40, 50) #5
s1 = {10, 20, 30, 40, 50}#5
dict1 = {'name': 'TOM', 'age': 18} #2
